He was involved in the development of the hydrogen bomb.

The spectators raised their voices in excitement from the stands.

I'm looking forward to riding the Ferris wheel with her.

The police are continuing to search for the missing person.

He is an excellent tracker and never gets lost in the forest.

He acted as his own herald.

The seismologist is studying earthquake prediction and disaster prevention.

This product uses high-quality silicone resin.

Charlotte is my best friend.

Seeing her beautiful figure, my heart was moved.